William J. Hansen
23Patents
8h-index
14Co-inventors
72Inventor score
Filing activity: Nov 16, 1992 → Jul 23, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6188045A | Combination oven with three-stage water atomizer | Mechanical Engineering; Lighting; Heating | 56 | Expired |
| US5961866A | Food heating unit | Human Necessities | 47 | Expired |
| US7317173B2 | Oven including smoking assembly in combination with one or more additional food preparation assemblies | Mechanical Engineering; Lighting; Heating | 40 | Active |
| US6121583A | Food warming unit with humidity control | Human Necessities | 34 | Expired |
| US6987246B2 | Humidity control system for combination oven | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US6851828B1 | Flashlight utilizing differently sized batteries | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7282674B2 | System and method for limiting the escape of heat and steam from an open oven door | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7755005B2 | Oven including smoking assembly in combination with one or more additional food preparation assemblies | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US7307244B2 | System and method for supplying water to an oven | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| USD376003S | Ventless hood for cooking appliances | General | 5 | Expired |
| US7421942B2 | Grease collection system for oven | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6570138B2 | Method and apparatus for anticipating rapid temperature fluctuations within an enclosed heated cavity | Electricity | 4 | Expired |
| US7371999B1 | Temperature changing apparatus having a rotating air deflector | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8362402B2 | Fluid warmer with switch assembly | Human Necessities | 2 | Active |
| US5810460A | Slip-in strut module for food service cabinet | Fixed Constructions | 2 | Expired |
| US8217316B2 | Multi-zone heating system | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US5279290A | Thermal recovery heating unit | Human Necessities | 1 | Expired |
| US8158910B2 | Memory transfer device | Emerging Cross-Sectional Technologies | 0 | Active |
| US8775201B2 | Data logger | Emerging Cross-Sectional Technologies | 0 | Active |
| US8076618B2 | Modular fluid warmer | Human Necessities | 0 | Active |
| US10864333B2 | Medical liquid warmer with auxiliary temperature sensor | Human Necessities | 0 | Active |
| US11992592B2 | Modular warming system for dialysis fluid | Human Necessities | 0 | Active |
| US8581152B2 | Multi-zone heating system | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.